<template>
    <div class="pay-main">
        <div class="pay-container">
            <div class="checkout-tit">
                <h4 class="tit-txt">
                    <span class="success-icon"></span>
                    <span class="success-info">订单提交成功，请您及时付款，以便尽快为您发货~~</span>
                </h4>
                <div class="paymark">
                    <span class="fl"
                        >请您在提交订单<em class="orange time">4小时</em>之内完成支付，超时订单会自动取消。订单号：<em
                            >{{ orderId }}</em
                        ></span
                    >
                    <span class="fr"><em class="lead">应付金额：</em><em class="orange money">￥{{ payInfo.totalFee}}</em></span>
                </div>
            </div>
            <div class="checkout-info">
                <h4>重要说明：</h4>
                <ol>
                    <li>好物商城支付平台目前支持<span class="zfb">支付宝</span>支付方式。</li>
                    <li>其它支付渠道正在调试中，敬请期待。</li>
                    <li>为了保证您的购物支付流程顺利完成，请保存以下支付宝信息。</li>
                </ol>
                <h4>支付宝账户信息：（很重要，<span class="save">请保存！！！</span>）</h4>
                <ul>
                    <li>支付帐号：11111111</li>
                    <li>密码：111111</li>
                    <li>支付密码：111111</li>
                </ul>
            </div>
            <div class="checkout-steps">
                <div class="step-tit">
                    <h5>支付平台</h5>
                </div>
                <div class="step-cont">
                    <ul class="payType">
                        <li><img src="./images/pay2.jpg" /></li>
                        <li><img src="./images/pay3.jpg" /></li>
                    </ul>
                </div>
                <div class="hr"></div>

                <div class="payshipInfo">
                    <div class="step-tit">
                        <h5>支付网银</h5>
                    </div>
                    <div class="step-cont">
                        <ul class="payType">
                            <li><img src="./images/pay10.jpg" /></li>
                            <li><img src="./images/pay11.jpg" /></li>
                            <li><img src="./images/pay12.jpg" /></li>
                            <li><img src="./images/pay13.jpg" /></li>
                            <li><img src="./images/pay14.jpg" /></li>
                            <li><img src="./images/pay15.jpg" /></li>
                            <li><img src="./images/pay16.jpg" /></li>
                            <li><img src="./images/pay17.jpg" /></li>
                            <li><img src="./images/pay18.jpg" /></li>
                            <li><img src="./images/pay19.jpg" /></li>
                            <li><img src="./images/pay20.jpg" /></li>
                            <li><img src="./images/pay21.jpg" /></li>
                            <li><img src="./images/pay22.jpg" /></li>
                        </ul>
                    </div>
                </div>
                <div class="hr"></div>

                <div class="submit">
                    <a class="btn" @click="pay_now">立即支付</a>
                </div>
                <div class="otherpay">
                    <div class="step-tit">
                        <h5>其他支付方式</h5>
                    </div>
                    <div class="step-cont">
                        <span><a href="weixinpay.html" target="_blank">微信支付</a></span>
                        <span>中国银联</span>
                    </div>
                </div>
            </div>
        </div>
    </div>
</template>

<script>
    import QRCode from 'qrcode'

    export default {

        // 路由组件守卫
        beforeRouteEnter: (to, from, next) => {
            if (from.path === "/trade") {
                next()
            }else {
                // 否则从哪个路由来就回到那个路由去, 返回到from对应的path
                next(false)
            }
        },

        name: 'Pay',
        data() {
            return {
                payment_status_timer: null,
            }
        },
        computed: {
            orderId() {
                return this.$route.query.orderId
            },
            payInfo() {
                return this.$store.state.payment.payInfo
            },
        },
        mounted() {
            this.getPaymentInfo()
        },
        methods: {
            async getPaymentInfo() {
                await this.$store.dispatch("getPaymentInfo", this.orderId).catch(e => alert(e))
            },

            pay_now() {
                if (this.payInfo) {
                    let qrcode_url = this.payInfo.codeUrl
                    QRCode.toDataURL(qrcode_url)
                    .then(
                        qrcode => {
                            return this.$alert(`<img src=${qrcode} />`, {
                                dangerouslyUseHTMLString: true,
                                title: "请使用微信扫码支付",
                                showClose: false,
                                showCancelButton: true,
                                cancelButtonText: "支付遇到问题",
                                confirmButtonText: "我已完成支付",
                                center: true,
                            })
                        }
                    )
                    .then(
                        confirm => {
                            return this.$store.dispatch("get_pay_status", this.orderId)
                        },
                        cancel => {
                            throw "已取消支付, 可重新发起支付..."
                        }
                    )
                    .then(
                        payStatus => {
                            if (payStatus.code === 205 || payStatus.message === "支付中") {
                                alert("尚未支付")
                                this.pay_now()
                            }else if (payStatus.code === 200 || payStatus.message === "支付成功") {
                                this.$router.push("/paysuccess")
                            }
                        }
                    )
                    .catch(
                        e => alert(`发生错误原因: ${e}, 请重试...`)
                    )
                }else {
                    alert("获取订单信息用于支付时发生未知错误, 请重试...")
                }
            },
        }
    }
</script>

<style lang="less" scoped>
    .pay-main {
      margin-bottom: 20px;

      .pay-container {
        margin: 0 auto;
        width: 1200px;

        a:hover {
          color: #4cb9fc;
        }

        .orange {
          color: #e1251b;
        }

        .money {
          font-size: 18px;
        }

        .zfb {
          color: #e1251b;
          font-weight: 700;
        }

        .checkout-tit {
          padding: 10px;

          .tit-txt {
            font-size: 14px;
            line-height: 21px;

            .success-icon {
              width: 30px;
              height: 30px;
              display: inline-block;
              background: url(./images/icon.png) no-repeat 0 0;
            }

            .success-info {
              padding: 0 8px;
              line-height: 30px;
              vertical-align: top;
            }
          }

          .paymark {
            overflow: hidden;
            line-height: 26px;
            text-indent: 38px;

            .fl {
              float: left;
            }

            .fr {
              float: right;

              .lead {
                margin-bottom: 18px;
                font-size: 15px;
                font-weight: 400;
                line-height: 22.5px;
              }
            }
          }
        }

        .checkout-info {
          padding-left: 25px;
          padding-bottom: 15px;
          margin-bottom: 10px;
          border: 2px solid #e1251b;

          h4 {
            margin: 9px 0;
            font-size: 14px;
            line-height: 21px;
            color: #e1251b;
          }

          ol {
            padding-left: 25px;
            list-style-type: decimal;
            line-height: 24px;
            font-size: 14px;
          }

          ul {
            padding-left: 25px;
            list-style-type: disc;
            line-height: 24px;
            font-size: 14px;
          }
        }

        .checkout-steps {
          border: 1px solid #ddd;
          padding: 25px;

          .hr {
            height: 1px;
            background-color: #ddd;
          }

          .step-tit {
            line-height: 36px;
            margin: 15px 0;
          }

          .step-cont {
            margin: 0 10px 12px 20px;

            ul {
              font-size: 0;

              li {
                margin: 2px;
                display: inline-block;
                padding: 5px 20px;
                border: 1px solid #ddd;
                cursor: pointer;
                line-height: 18px;
              }
            }
          }
        }

        .submit {
          text-align: center;

          .btn {
            display: inline-block;
            padding: 15px 45px;
            margin: 15px 0 10px;
            font: 18px "微软雅黑";
            font-weight: 700;
            border-radius: 0;
            background-color: #e1251b;
            border: 1px solid #e1251b;
            color: #fff;
            text-align: center;
            vertical-align: middle;
            cursor: pointer;
            user-select: none;
            text-decoration: none;
          }
        }
      }
    }
</style>
